Photo taken on Aug. 27, 2008 shows the barrier-free sign on the ground at a subway station in Beijing, capital of China. Numbers of barrier-free signs have appeared recently at Beijing subway stations as the Beijing Paralympic Games approaches.(Xinhua Photo)

A volunteer helps move the wheelchair of French athlete Nicolas Peifer into a barrier-free taxi in front of the Main Press Center in Beijing Sept. 4, 2008. Many barrier-free facilities were installed in buses, taxis and subway stations, making it more convenient for disable people to get on and off.(Xinhua Photo)